Core Insights - The successful completion of the 740 kV partial discharge test for the 550 kV Gas Insulated Switchgear (GIS) project at the Zhejiang Tiantai Pumped Storage Power Station marks a significant milestone for the company, facilitating the project's advancement towards completion [1][2] - The Zhejiang Tiantai Pumped Storage Power Station is a key project under China's 14th Five-Year Plan, with a total installed capacity of 1.7 million kW and an annual clean electricity output of approximately 1.7 billion kWh once all units are operational by the end of 2025 [1][2] Company Developments - The company has developed a compact 550 kV GIS product with a mechanical lifespan of 10,000 operations and a circuit breaker electrical lifespan of 20 operations, which will control and protect the transmission network at the power station [1] - The project involves complex equipment structures and challenging installation environments, necessitating high project management and execution efficiency, prompting the company to enhance its workforce and undertake multiple technical challenges to ensure successful delivery [2] Industry Trends - Breakthroughs in ultra-high voltage GIS technology position domestic transmission and transformation leaders to compete globally, with products maintaining a strong domestic market share and expanding into international markets such as India and Southeast Asia [2] - The emphasis on technological innovation, particularly in areas like environmentally friendly materials and intelligent control, is crucial for the industry to enhance original innovation capabilities and achieve competitiveness against international giants [2]